Camera: Attach Jpeg/R composite stream metrics

Add Jpeg/R composite logic to generate stream
statistics and attach the corresponding data as
part of the camera device stats.
Cleanup unused jpeg orientation code. The Jpeg/R
orientation in this scenario is handled by the
exif generate from the same capture result which
also takes jpeg orientation in to account.

Bug:262265296
Test: atest -c -d
cts/tests/camera/src/android/hardware/camera2/cts/StillCaptureTest.java#testJpegRCapture
--iterations=10
+
Check that data collected via:
"./out/host/linux-x86/bin/statsd_testdrive 227"
while CTS is running include Jpeg/R stream metrics.

Change-Id: Icc67bbfa57ed3751757e64901122aff6150ee0d0
diff --git a/services/camera/libcameraservice/api2/CompositeStream.cpp b/services/camera/libcameraservice/api2/CompositeStream.cpp
index 503cf23..4ed1c28 100644
--- a/services/camera/libcameraservice/api2/CompositeStream.cpp
+++ b/services/camera/libcameraservice/api2/CompositeStream.cpp
@@ -87,6 +87,7 @@
         mCaptureResults.clear();
         mFrameNumberMap.clear();
         mErrorFrameNumbers.clear();
+        mRequestTimeMap.clear();
     }
 
     return deleteInternalStreams();
@@ -97,6 +98,8 @@
     Mutex::Autolock l(mMutex);
     if (!mErrorState && (streamId == getStreamId())) {
         mPendingCaptureResults.emplace(frameNumber, CameraMetadata());
+        auto ts = systemTime();
+        mRequestTimeMap.emplace(frameNumber, ts);
     }
 }
 
@@ -111,6 +114,11 @@
 void CompositeStream::eraseResult(int64_t frameNumber) {
     Mutex::Autolock l(mMutex);
 
+    auto requestTimeIt = mRequestTimeMap.find(frameNumber);
+    if (requestTimeIt != mRequestTimeMap.end()) {
+        mRequestTimeMap.erase(requestTimeIt);
+    }
+
     auto it = mPendingCaptureResults.find(frameNumber);
     if (it == mPendingCaptureResults.end()) {
         return;