Style fixes.

Was previously running the clang-format command incorrectly;
was not using the .clang-format file, and so was formatting
in some different style.

Change-Id: I09e81b919d1e6d40a56eb4f3f519aaed281a0c86
TEST: unit tests pass
diff --git a/modules/camera/3_4/metadata/ignored_control.h b/modules/camera/3_4/metadata/ignored_control.h
index ef36784..aea8988 100644
--- a/modules/camera/3_4/metadata/ignored_control.h
+++ b/modules/camera/3_4/metadata/ignored_control.h
@@ -31,8 +31,10 @@
 template <typename T>
 class IgnoredControl : public OptionedControl<T> {
  public:
-  IgnoredControl(int32_t control_tag, int32_t options_tag,
-                 std::vector<T> options, T default_option)
+  IgnoredControl(int32_t control_tag,
+                 int32_t options_tag,
+                 std::vector<T> options,
+                 T default_option)
       : OptionedControl<T>(control_tag, options_tag, options),
         // Note: default option is not enforced as being in |options|,
         // but it may be confusing if it isn't.
diff --git a/modules/camera/3_4/metadata/ignored_control_test.cpp b/modules/camera/3_4/metadata/ignored_control_test.cpp
index bab3754..04408d2 100644
--- a/modules/camera/3_4/metadata/ignored_control_test.cpp
+++ b/modules/camera/3_4/metadata/ignored_control_test.cpp
@@ -41,8 +41,8 @@
         default_option_(options_[2]) {}
 
   virtual void SetUp() {
-    control_.reset(new IgnoredControl<uint8_t>(control_tag_, options_tag_,
-                                               options_, default_option_));
+    control_.reset(new IgnoredControl<uint8_t>(
+        control_tag_, options_tag_, options_, default_option_));
   }
 
   std::unique_ptr<IgnoredControl<uint8_t>> control_;
diff --git a/modules/camera/3_4/metadata/metadata.cpp b/modules/camera/3_4/metadata/metadata.cpp
index 0d03d5f..61336fe 100644
--- a/modules/camera/3_4/metadata/metadata.cpp
+++ b/modules/camera/3_4/metadata/metadata.cpp
@@ -22,9 +22,13 @@
 
 namespace v4l2_camera_hal {
 
-Metadata::Metadata() { HAL_LOG_ENTER(); }
+Metadata::Metadata() {
+  HAL_LOG_ENTER();
+}
 
-Metadata::~Metadata() { HAL_LOG_ENTER(); }
+Metadata::~Metadata() {
+  HAL_LOG_ENTER();
+}
 
 void Metadata::AddComponent(
     std::unique_ptr<PartialMetadataInterface> component) {
@@ -71,21 +75,24 @@
   // Populate the meta fields.
   static_tags.push_back(ANDROID_REQUEST_AVAILABLE_REQUEST_KEYS);
   res = metadata->update(ANDROID_REQUEST_AVAILABLE_REQUEST_KEYS,
-                         control_tags.data(), control_tags.size());
+                         control_tags.data(),
+                         control_tags.size());
   if (res != android::OK) {
     HAL_LOGE("Failed to add request keys meta key.");
     return -ENODEV;
   }
   static_tags.push_back(ANDROID_REQUEST_AVAILABLE_RESULT_KEYS);
   res = metadata->update(ANDROID_REQUEST_AVAILABLE_RESULT_KEYS,
-                         dynamic_tags.data(), dynamic_tags.size());
+                         dynamic_tags.data(),
+                         dynamic_tags.size());
   if (res != android::OK) {
     HAL_LOGE("Failed to add result keys meta key.");
     return -ENODEV;
   }
   static_tags.push_back(ANDROID_REQUEST_AVAILABLE_CHARACTERISTICS_KEYS);
   res = metadata->update(ANDROID_REQUEST_AVAILABLE_CHARACTERISTICS_KEYS,
-                         static_tags.data(), static_tags.size());
+                         static_tags.data(),
+                         static_tags.size());
   if (res != android::OK) {
     HAL_LOGE("Failed to add characteristics keys meta key.");
     return -ENODEV;
@@ -98,7 +105,8 @@
   HAL_LOG_ENTER();
 
   // Empty means "use previous settings", which are inherently valid.
-  if (metadata.isEmpty()) return true;
+  if (metadata.isEmpty())
+    return true;
 
   for (auto& component : components_) {
     // Check that all components support the values requested of them.
@@ -116,7 +124,8 @@
   HAL_LOG_ENTER();
 
   // Empty means "use previous settings".
-  if (metadata.isEmpty()) return 0;
+  if (metadata.isEmpty())
+    return 0;
 
   for (auto& component : components_) {
     int res = component->SetRequestValues(metadata);
diff --git a/modules/camera/3_4/metadata/metadata_common.h b/modules/camera/3_4/metadata/metadata_common.h
index 55f8a6f..efea152 100644
--- a/modules/camera/3_4/metadata/metadata_common.h
+++ b/modules/camera/3_4/metadata/metadata_common.h
@@ -53,8 +53,10 @@
 
 // Generic (pointer & size).
 template <typename T>
-static int UpdateMetadata(android::CameraMetadata* metadata, int32_t tag,
-                          const T* data, size_t count) {
+static int UpdateMetadata(android::CameraMetadata* metadata,
+                          int32_t tag,
+                          const T* data,
+                          size_t count) {
   int res = metadata->update(tag, data, count);
   if (res) {
     HAL_LOGE("Failed to update metadata tag %d", tag);
@@ -65,35 +67,40 @@
 
 // Generic (single item reference).
 template <typename T>
-static int UpdateMetadata(android::CameraMetadata* metadata, int32_t tag,
+static int UpdateMetadata(android::CameraMetadata* metadata,
+                          int32_t tag,
                           const T& val) {
   return UpdateMetadata(metadata, tag, &val, 1);
 }
 
 // Specialization for vectors.
 template <typename T>
-static int UpdateMetadata(android::CameraMetadata* metadata, int32_t tag,
+static int UpdateMetadata(android::CameraMetadata* metadata,
+                          int32_t tag,
                           const std::vector<T>& val) {
   return UpdateMetadata(metadata, tag, val.data(), val.size());
 }
 
 // Specialization for arrays.
 template <typename T, size_t N>
-static int UpdateMetadata(android::CameraMetadata* metadata, int32_t tag,
+static int UpdateMetadata(android::CameraMetadata* metadata,
+                          int32_t tag,
                           const std::array<T, N>& val) {
   return UpdateMetadata(metadata, tag, val.data(), N);
 }
 
 // Specialization for ArrayVectors.
 template <typename T, size_t N>
-static int UpdateMetadata(android::CameraMetadata* metadata, int32_t tag,
+static int UpdateMetadata(android::CameraMetadata* metadata,
+                          int32_t tag,
                           const ArrayVector<T, N>& val) {
   return UpdateMetadata(metadata, tag, val.data(), val.total_num_elements());
 }
 
 // Specialization for vectors of arrays.
 template <typename T, size_t N>
-static int UpdateMetadata(android::CameraMetadata* metadata, int32_t tag,
+static int UpdateMetadata(android::CameraMetadata* metadata,
+                          int32_t tag,
                           const std::vector<std::array<T, N>>& val) {
   // Convert to array vector so we know all the elements are contiguous.
   ArrayVector<T, N> array_vector;
@@ -154,7 +161,8 @@
 
 // Singleton.
 template <typename T>
-static int SingleTagValue(const android::CameraMetadata& metadata, int32_t tag,
+static int SingleTagValue(const android::CameraMetadata& metadata,
+                          int32_t tag,
                           T* val) {
   camera_metadata_ro_entry_t entry = metadata.find(tag);
   if (entry.count == 0) {
@@ -164,7 +172,8 @@
     HAL_LOGE(
         "Error: expected metadata tag %d to contain exactly 1 value "
         "(had %d).",
-        tag, entry.count);
+        tag,
+        entry.count);
     return -EINVAL;
   }
   const T* data = nullptr;
@@ -179,7 +188,8 @@
 
 // Specialization for std::array.
 template <typename T, size_t N>
-static int SingleTagValue(const android::CameraMetadata& metadata, int32_t tag,
+static int SingleTagValue(const android::CameraMetadata& metadata,
+                          int32_t tag,
                           std::array<T, N>* val) {
   camera_metadata_ro_entry_t entry = metadata.find(tag);
   if (entry.count == 0) {
@@ -189,7 +199,9 @@
     HAL_LOGE(
         "Error: expected metadata tag %d to contain a single array of "
         "exactly %d values (had %d).",
-        tag, N, entry.count);
+        tag,
+        N,
+        entry.count);
     return -EINVAL;
   }
   const T* data = nullptr;
diff --git a/modules/camera/3_4/metadata/optioned_control.h b/modules/camera/3_4/metadata/optioned_control.h
index 10052cc..e205a59 100644
--- a/modules/camera/3_4/metadata/optioned_control.h
+++ b/modules/camera/3_4/metadata/optioned_control.h
@@ -33,7 +33,8 @@
 template <typename T>
 class OptionedControl : public Control<T> {
  public:
-  OptionedControl(int32_t control_tag, int32_t options_tag,
+  OptionedControl(int32_t control_tag,
+                  int32_t options_tag,
                   std::vector<T> options);
 
   virtual int PopulateStaticFields(
@@ -57,7 +58,8 @@
 // -----------------------------------------------------------------------------
 
 template <typename T>
-OptionedControl<T>::OptionedControl(int32_t control_tag, int32_t options_tag,
+OptionedControl<T>::OptionedControl(int32_t control_tag,
+                                    int32_t options_tag,
                                     std::vector<T> options)
     : Control<T>(control_tag, {options_tag}), options_(std::move(options)) {
   HAL_LOG_ENTER();
diff --git a/modules/camera/3_4/metadata/optioned_control_test.cpp b/modules/camera/3_4/metadata/optioned_control_test.cpp
index 1cfccbf..bd9b705 100644
--- a/modules/camera/3_4/metadata/optioned_control_test.cpp
+++ b/modules/camera/3_4/metadata/optioned_control_test.cpp
@@ -36,7 +36,8 @@
   template <typename T>
   class MockOptionedControl : public OptionedControl<T> {
    public:
-    MockOptionedControl(int32_t control_tag, int32_t options_tag,
+    MockOptionedControl(int32_t control_tag,
+                        int32_t options_tag,
                         std::vector<T> options)
         : OptionedControl<T>(control_tag, options_tag, options){};
     MOCK_CONST_METHOD1_T(GetValue, int(T* value));
diff --git a/modules/camera/3_4/metadata/test_common.h b/modules/camera/3_4/metadata/test_common.h
index 6cbd611..489990f 100644
--- a/modules/camera/3_4/metadata/test_common.h
+++ b/modules/camera/3_4/metadata/test_common.h
@@ -32,7 +32,9 @@
 // Generic.
 template <typename T>
 static void ExpectMetadataEq(const android::CameraMetadata& metadata,
-                             int32_t tag, const T* expected, size_t size) {
+                             int32_t tag,
+                             const T* expected,
+                             size_t size) {
   camera_metadata_ro_entry_t entry = metadata.find(tag);
   ASSERT_EQ(entry.count, size);
   const T* data = nullptr;
@@ -46,30 +48,34 @@
 // Single item.
 template <typename T>
 static void ExpectMetadataEq(const android::CameraMetadata& metadata,
-                             int32_t tag, T expected) {
+                             int32_t tag,
+                             T expected) {
   ExpectMetadataEq(metadata, tag, &expected, 1);
 }
 
 // Vector of items.
 template <typename T>
 static void ExpectMetadataEq(const android::CameraMetadata& metadata,
-                             int32_t tag, const std::vector<T>& expected) {
+                             int32_t tag,
+                             const std::vector<T>& expected) {
   ExpectMetadataEq(metadata, tag, expected.data(), expected.size());
 }
 
 // Array of items.
 template <typename T, size_t N>
 static void ExpectMetadataEq(const android::CameraMetadata& metadata,
-                             int32_t tag, const std::array<T, N>& expected) {
+                             int32_t tag,
+                             const std::array<T, N>& expected) {
   ExpectMetadataEq(metadata, tag, expected.data(), N);
 }
 
 // ArrayVector.
 template <typename T, size_t N>
 static void ExpectMetadataEq(const android::CameraMetadata& metadata,
-                             int32_t tag, const ArrayVector<T, N>& expected) {
-  ExpectMetadataEq(metadata, tag, expected.data(),
-                   expected.total_num_elements());
+                             int32_t tag,
+                             const ArrayVector<T, N>& expected) {
+  ExpectMetadataEq(
+      metadata, tag, expected.data(), expected.total_num_elements());
 }
 
 // Vector of arrays.
diff --git a/modules/camera/3_4/metadata/v4l2_enum_control.cpp b/modules/camera/3_4/metadata/v4l2_enum_control.cpp
index 58e1b6b..9968b0b 100644
--- a/modules/camera/3_4/metadata/v4l2_enum_control.cpp
+++ b/modules/camera/3_4/metadata/v4l2_enum_control.cpp
@@ -21,8 +21,11 @@
 namespace v4l2_camera_hal {
 
 V4L2EnumControl* V4L2EnumControl::NewV4L2EnumControl(
-    std::shared_ptr<V4L2Wrapper> device, int v4l2_control, int32_t control_tag,
-    int32_t options_tag, const std::map<int32_t, uint8_t>& v4l2_to_metadata) {
+    std::shared_ptr<V4L2Wrapper> device,
+    int v4l2_control,
+    int32_t control_tag,
+    int32_t options_tag,
+    const std::map<int32_t, uint8_t>& v4l2_to_metadata) {
   HAL_LOG_ENTER();
 
   // Query the device.
@@ -37,7 +40,8 @@
     HAL_LOGE(
         "Enum controls can only be constructed from V4L2 menu and boolean "
         "controls (%d is of type %d)",
-        v4l2_control, control_query.type);
+        v4l2_control,
+        control_query.type);
     return nullptr;
   }
 
@@ -46,7 +50,8 @@
   int32_t control_max = static_cast<int32_t>(control_query.maximum);
   // Query maximum is inclusive.
   for (int32_t i = static_cast<int32_t>(control_query.minimum);
-       i <= control_max; i += control_query.step) {
+       i <= control_max;
+       i += control_query.step) {
     auto map_entry = v4l2_to_metadata.find(i);
     if (map_entry == v4l2_to_metadata.end()) {
       HAL_LOGW("Control %d has unknown option %d.", v4l2_control, i);
@@ -60,13 +65,20 @@
   }
 
   // Construct the device.
-  return new V4L2EnumControl(device, v4l2_control, control_tag, options_tag,
-                             std::move(v4l2_to_metadata), std::move(options));
+  return new V4L2EnumControl(device,
+                             v4l2_control,
+                             control_tag,
+                             options_tag,
+                             std::move(v4l2_to_metadata),
+                             std::move(options));
 }
 
 V4L2EnumControl::V4L2EnumControl(
-    std::shared_ptr<V4L2Wrapper> device, int v4l2_control, int32_t control_tag,
-    int32_t options_tag, const std::map<int32_t, uint8_t> v4l2_to_metadata,
+    std::shared_ptr<V4L2Wrapper> device,
+    int v4l2_control,
+    int32_t control_tag,
+    int32_t options_tag,
+    const std::map<int32_t, uint8_t> v4l2_to_metadata,
     std::vector<uint8_t> options)
     : OptionedControl<uint8_t>(control_tag, options_tag, std::move(options)),
       device_(device),
diff --git a/modules/camera/3_4/metadata/v4l2_enum_control.h b/modules/camera/3_4/metadata/v4l2_enum_control.h
index 93fc0e2..f4027b8 100644
--- a/modules/camera/3_4/metadata/v4l2_enum_control.h
+++ b/modules/camera/3_4/metadata/v4l2_enum_control.h
@@ -36,16 +36,20 @@
   // Functionally equivalent to "new V4L2EnumControl"
   // except that it may return nullptr in case of failure.
   static V4L2EnumControl* NewV4L2EnumControl(
-      std::shared_ptr<V4L2Wrapper> device, int v4l2_control,
-      int32_t control_tag, int32_t options_tag,
+      std::shared_ptr<V4L2Wrapper> device,
+      int v4l2_control,
+      int32_t control_tag,
+      int32_t options_tag,
       const std::map<int32_t, uint8_t>& v4l2_to_metadata);
 
  private:
   // Constructor private to allow failing on bad input.
   // Use NewV4L2EnumControl instead.
   // The values in |v4l2_to_metadata| must be a superset of |options|.
-  V4L2EnumControl(std::shared_ptr<V4L2Wrapper> device, int v4l2_control,
-                  int32_t control_tag, int32_t options_tag,
+  V4L2EnumControl(std::shared_ptr<V4L2Wrapper> device,
+                  int v4l2_control,
+                  int32_t control_tag,
+                  int32_t options_tag,
                   const std::map<int32_t, uint8_t> v4l2_to_metadata,
                   std::vector<uint8_t> options);
 
diff --git a/modules/camera/3_4/metadata/v4l2_enum_control_test.cpp b/modules/camera/3_4/metadata/v4l2_enum_control_test.cpp
index 54f78f3..05257c8 100644
--- a/modules/camera/3_4/metadata/v4l2_enum_control_test.cpp
+++ b/modules/camera/3_4/metadata/v4l2_enum_control_test.cpp
@@ -43,8 +43,12 @@
 
   virtual void SetUp() {
     device_.reset(new V4L2WrapperMock());
-    control_.reset(new V4L2EnumControl(device_, v4l2_control_, control_tag_,
-                                       options_tag_, options_map_, options_));
+    control_.reset(new V4L2EnumControl(device_,
+                                       v4l2_control_,
+                                       control_tag_,
+                                       options_tag_,
+                                       options_map_,
+                                       options_));
   }
 
   virtual uint8_t V4L2ToMetadata(int32_t value) {
@@ -83,8 +87,8 @@
       .WillOnce(DoAll(SetArgPointee<1>(query_result), Return(0)));
 
   std::unique_ptr<V4L2EnumControl> test_control(
-      V4L2EnumControl::NewV4L2EnumControl(device_, v4l2_control_, control_tag_,
-                                          options_tag_, options_map_));
+      V4L2EnumControl::NewV4L2EnumControl(
+          device_, v4l2_control_, control_tag_, options_tag_, options_map_));
   // Shouldn't be null.
   ASSERT_NE(test_control.get(), nullptr);
 
@@ -119,8 +123,8 @@
   EXPECT_CALL(*device_, QueryControl(v4l2_control_, _)).WillOnce(Return(err));
 
   std::unique_ptr<V4L2EnumControl> test_control(
-      V4L2EnumControl::NewV4L2EnumControl(device_, v4l2_control_, control_tag_,
-                                          options_tag_, options_map_));
+      V4L2EnumControl::NewV4L2EnumControl(
+          device_, v4l2_control_, control_tag_, options_tag_, options_map_));
   // Should return null to indicate error.
   ASSERT_EQ(test_control.get(), nullptr);
 }
@@ -136,8 +140,8 @@
       .WillOnce(DoAll(SetArgPointee<1>(query_result), Return(0)));
 
   std::unique_ptr<V4L2EnumControl> test_control(
-      V4L2EnumControl::NewV4L2EnumControl(device_, v4l2_control_, control_tag_,
-                                          options_tag_, options_map_));
+      V4L2EnumControl::NewV4L2EnumControl(
+          device_, v4l2_control_, control_tag_, options_tag_, options_map_));
   // Should return null to indicate error.
   ASSERT_FALSE(test_control);
 }
@@ -167,8 +171,8 @@
 TEST_F(V4L2EnumControlTest, SetUnmapped) {
   // If the enum control is validly constructed, this should never happen.
   // Purposefully misconstruct a device for this test (empty map).
-  V4L2EnumControl test_control(device_, v4l2_control_, control_tag_,
-                               options_tag_, {}, options_);
+  V4L2EnumControl test_control(
+      device_, v4l2_control_, control_tag_, options_tag_, {}, options_);
   EXPECT_EQ(test_control.SetValue(options_[0]), -ENODEV);
 }