Update producer's cache of frame events in de/queue

* Cache is only updated during queue and dequeue if
    the getFrameTimestamps is enabled.
* The consumer avoids sending a copy of the acquire
    fence back to the producer since the producer
    already has a copy.

Test: adb shell /data/nativetest/libgui_test/libgui_test
--gtest_filter=*GetFrameTimestamps*

Change-Id: I6a8b965ae79441a40893b5df937f9ed004fe7359
diff --git a/libs/gui/tests/IGraphicBufferProducer_test.cpp b/libs/gui/tests/IGraphicBufferProducer_test.cpp
index 9f33047..0329a6d 100644
--- a/libs/gui/tests/IGraphicBufferProducer_test.cpp
+++ b/libs/gui/tests/IGraphicBufferProducer_test.cpp
@@ -196,7 +196,7 @@
     };
 
     status_t dequeueBuffer(uint32_t w, uint32_t h, uint32_t format, uint32_t usage, DequeueBufferResult* result) {
-        return mProducer->dequeueBuffer(&result->slot, &result->fence, w, h, format, usage);
+        return mProducer->dequeueBuffer(&result->slot, &result->fence, w, h, format, usage, nullptr);
     }
 
     void setupDequeueRequestBuffer(int *slot, sp<Fence> *fence,
@@ -210,7 +210,7 @@
 
         ASSERT_EQ(OK, ~IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION &
                 (mProducer->dequeueBuffer(slot, fence, DEFAULT_WIDTH,
-                DEFAULT_HEIGHT, DEFAULT_FORMAT, TEST_PRODUCER_USAGE_BITS)));
+                DEFAULT_HEIGHT, DEFAULT_FORMAT, TEST_PRODUCER_USAGE_BITS, nullptr)));
 
         EXPECT_LE(0, *slot);
         EXPECT_GT(BufferQueue::NUM_BUFFER_SLOTS, *slot);
@@ -349,7 +349,7 @@
     ASSERT_EQ(OK, ~IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION &
             (mProducer->dequeueBuffer(&dequeuedSlot, &dequeuedFence,
                                      DEFAULT_WIDTH, DEFAULT_HEIGHT, DEFAULT_FORMAT,
-                                     TEST_PRODUCER_USAGE_BITS)));
+                                     TEST_PRODUCER_USAGE_BITS, nullptr)));
 
     EXPECT_LE(0, dequeuedSlot);
     EXPECT_GT(BufferQueue::NUM_BUFFER_SLOTS, dequeuedSlot);
@@ -366,20 +366,12 @@
     ASSERT_OK(mProducer->queueBuffer(dequeuedSlot, input, &output));
 
     {
-        uint32_t width;
-        uint32_t height;
-        uint32_t transformHint;
-        uint32_t numPendingBuffers;
-        uint64_t nextFrameNumber;
-
-        output.deflate(&width, &height, &transformHint, &numPendingBuffers,
-                &nextFrameNumber);
-
-        EXPECT_EQ(DEFAULT_WIDTH, width);
-        EXPECT_EQ(DEFAULT_HEIGHT, height);
-        EXPECT_EQ(DEFAULT_TRANSFORM_HINT, transformHint);
-        EXPECT_EQ(1u, numPendingBuffers); // since queueBuffer was called exactly once
-        EXPECT_EQ(2u, nextFrameNumber);
+        EXPECT_EQ(DEFAULT_WIDTH, output.width);
+        EXPECT_EQ(DEFAULT_HEIGHT, output.height);
+        EXPECT_EQ(DEFAULT_TRANSFORM_HINT, output.transformHint);
+        // Since queueBuffer was called exactly once
+        EXPECT_EQ(1u, output.numPendingBuffers);
+        EXPECT_EQ(2u, output.nextFrameNumber);
     }
 
     // Buffer was not in the dequeued state
@@ -416,7 +408,7 @@
     ASSERT_EQ(OK, ~IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION &
             (mProducer->dequeueBuffer(&dequeuedSlot, &dequeuedFence,
                                      DEFAULT_WIDTH, DEFAULT_HEIGHT, DEFAULT_FORMAT,
-                                     TEST_PRODUCER_USAGE_BITS)));
+                                     TEST_PRODUCER_USAGE_BITS, nullptr)));
 
     // Slot was enqueued without requesting a buffer
     {
@@ -485,7 +477,7 @@
     ASSERT_EQ(OK, ~IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION &
             (mProducer->dequeueBuffer(&dequeuedSlot, &dequeuedFence,
                                      DEFAULT_WIDTH, DEFAULT_HEIGHT, DEFAULT_FORMAT,
-                                     TEST_PRODUCER_USAGE_BITS)));
+                                     TEST_PRODUCER_USAGE_BITS, nullptr)));
 
     // No return code, but at least test that it doesn't blow up...
     // TODO: add a return code
@@ -534,7 +526,7 @@
                 (mProducer->dequeueBuffer(&dequeuedSlot, &dequeuedFence,
                                          DEFAULT_WIDTH, DEFAULT_HEIGHT,
                                          DEFAULT_FORMAT,
-                                         TEST_PRODUCER_USAGE_BITS)))
+                                         TEST_PRODUCER_USAGE_BITS, nullptr)))
                 << "iteration: " << i << ", slot: " << dequeuedSlot;
     }
 
@@ -571,7 +563,7 @@
                 (mProducer->dequeueBuffer(&dequeuedSlot, &dequeuedFence,
                                          DEFAULT_WIDTH, DEFAULT_HEIGHT,
                                          DEFAULT_FORMAT,
-                                         TEST_PRODUCER_USAGE_BITS)))
+                                         TEST_PRODUCER_USAGE_BITS, nullptr)))
                 << "slot: " << dequeuedSlot;
     }
 
@@ -606,7 +598,8 @@
         ASSERT_EQ(OK, ~IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION &
                 (mProducer->dequeueBuffer(&dequeuedSlot, &dequeuedFence,
                 DEFAULT_WIDTH, DEFAULT_HEIGHT, DEFAULT_FORMAT,
-                TEST_PRODUCER_USAGE_BITS))) << "slot : " << dequeuedSlot;
+                TEST_PRODUCER_USAGE_BITS, nullptr)))
+                << "slot : " << dequeuedSlot;
         ASSERT_OK(mProducer->requestBuffer(dequeuedSlot, &dequeuedBuffer));
         ASSERT_OK(mProducer->queueBuffer(dequeuedSlot, input, &output));
     }
@@ -622,7 +615,8 @@
         ASSERT_EQ(OK, ~IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION &
                 (mProducer->dequeueBuffer(&dequeuedSlot, &dequeuedFence,
                 DEFAULT_WIDTH, DEFAULT_HEIGHT, DEFAULT_FORMAT,
-                TEST_PRODUCER_USAGE_BITS))) << "slot: " << dequeuedSlot;
+                TEST_PRODUCER_USAGE_BITS, nullptr)))
+                << "slot: " << dequeuedSlot;
     }
 
     // Abandon buffer queue
@@ -639,7 +633,7 @@
     sp<Fence> fence;
 
     ASSERT_EQ(NO_INIT, mProducer->dequeueBuffer(&slot, &fence, DEFAULT_WIDTH,
-            DEFAULT_HEIGHT, DEFAULT_FORMAT, TEST_PRODUCER_USAGE_BITS));
+            DEFAULT_HEIGHT, DEFAULT_FORMAT, TEST_PRODUCER_USAGE_BITS, nullptr));
 }
 
 TEST_F(IGraphicBufferProducerTest,
@@ -659,7 +653,8 @@
 
     ASSERT_EQ(OK, ~IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION &
             (mProducer->dequeueBuffer(&slot, &fence, DEFAULT_WIDTH,
-            DEFAULT_HEIGHT, DEFAULT_FORMAT, TEST_PRODUCER_USAGE_BITS)));
+            DEFAULT_HEIGHT, DEFAULT_FORMAT, TEST_PRODUCER_USAGE_BITS,
+            nullptr)));
 
     EXPECT_LE(0, slot);
     EXPECT_GT(BufferQueue::NUM_BUFFER_SLOTS, slot);