Create API for reporting color space support to Camera2 framework consumers.

Test: Ran CtsCameraTestCases
Test: Ran new VTS test for color space reporting
Test: Created app to test display P3 camera, switching between color spaces
Bug: 238359088
Change-Id: I229b6bc32d13882e852edbdc353f00f0e7c25852
diff --git a/camera/CameraSessionStats.cpp b/camera/CameraSessionStats.cpp
index d1aa36a..0706ac1 100644
--- a/camera/CameraSessionStats.cpp
+++ b/camera/CameraSessionStats.cpp
@@ -130,6 +130,12 @@
         return err;
     }
 
+    int32_t colorSpace = ANDROID_REQUEST_AVAILABLE_COLOR_SPACE_PROFILES_MAP_UNSPECIFIED;
+    if ((err = parcel->readInt32(&colorSpace)) != OK) {
+        ALOGE("%s: Failed to read color space from parcel", __FUNCTION__);
+        return err;
+    }
+
     mWidth = width;
     mHeight = height;
     mFormat = format;
@@ -146,6 +152,7 @@
     mHistogramCounts = std::move(histogramCounts);
     mDynamicRangeProfile = dynamicRangeProfile;
     mStreamUseCase = streamUseCase;
+    mColorSpace = colorSpace;
 
     return OK;
 }
@@ -238,6 +245,11 @@
         return err;
     }
 
+    if ((err = parcel->writeInt32(mColorSpace)) != OK) {
+        ALOGE("%s: Failed to write color space", __FUNCTION__);
+        return err;
+    }
+
     return OK;
 }