cc: Use highp precision for texture coords if available and needed

cc/output/gl_renderer_unittest.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/output/gl_renderer.h"
 
 #include "cc/output/compositor_frame_metadata.h"
 #include "cc/quads/draw_quad.h"
 #include "cc/resources/prioritized_resource_manager.h"
 #include "cc/resources/resource_provider.h"
@@ skipping 33 matching lines @@
  public:
   void TestShaders() {
     ASSERT_FALSE(renderer_->IsContextLost());
     EXPECT_PROGRAM_VALID(renderer_->GetTileProgram());
     EXPECT_PROGRAM_VALID(renderer_->GetTileProgramOpaque());
     EXPECT_PROGRAM_VALID(renderer_->GetTileProgramAA());
     EXPECT_PROGRAM_VALID(renderer_->GetTileProgramSwizzle());
     EXPECT_PROGRAM_VALID(renderer_->GetTileProgramSwizzleOpaque());
     EXPECT_PROGRAM_VALID(renderer_->GetTileProgramSwizzleAA());
     EXPECT_PROGRAM_VALID(renderer_->GetTileCheckerboardProgram());
-    EXPECT_PROGRAM_VALID(renderer_->GetRenderPassProgram());
-    EXPECT_PROGRAM_VALID(renderer_->GetRenderPassProgramAA());
-    EXPECT_PROGRAM_VALID(renderer_->GetRenderPassMaskProgram());
-    EXPECT_PROGRAM_VALID(renderer_->GetRenderPassMaskProgramAA());
-    EXPECT_PROGRAM_VALID(renderer_->GetTextureProgram());
-    EXPECT_PROGRAM_VALID(renderer_->GetTextureProgramFlip());
-    EXPECT_PROGRAM_VALID(renderer_->GetTextureIOSurfaceProgram());
-    EXPECT_PROGRAM_VALID(renderer_->GetVideoYUVProgram());
+    EXPECT_PROGRAM_VALID(
+        renderer_->GetRenderPassProgram(TexCoordPrecisionMedium));
+    EXPECT_PROGRAM_VALID(
+        renderer_->GetRenderPassProgramAA(TexCoordPrecisionMedium));
+    EXPECT_PROGRAM_VALID(
+        renderer_->GetRenderPassMaskProgram(TexCoordPrecisionMedium));
+    EXPECT_PROGRAM_VALID(
+        renderer_->GetRenderPassMaskProgramAA(TexCoordPrecisionMedium));
+    EXPECT_PROGRAM_VALID(
+        renderer_->GetTextureProgram(TexCoordPrecisionMedium));
+    EXPECT_PROGRAM_VALID(
+        renderer_->GetTextureProgramFlip(TexCoordPrecisionMedium));
+    EXPECT_PROGRAM_VALID(
+        renderer_->GetTextureIOSurfaceProgram(TexCoordPrecisionMedium));
+    EXPECT_PROGRAM_VALID(
+        renderer_->GetVideoYUVProgram(TexCoordPrecisionMedium));
     // This is unlikely to be ever true in tests due to usage of osmesa.
     if (renderer_->Capabilities().using_egl_image)
-      EXPECT_PROGRAM_VALID(renderer_->GetVideoStreamTextureProgram());
+      EXPECT_PROGRAM_VALID(
+          renderer_->GetVideoStreamTextureProgram(TexCoordPrecisionMedium));
     else
-      EXPECT_FALSE(renderer_->GetVideoStreamTextureProgram());
+      EXPECT_FALSE(
+          renderer_->GetVideoStreamTextureProgram(TexCoordPrecisionMedium));
     EXPECT_PROGRAM_VALID(renderer_->GetDebugBorderProgram());
     EXPECT_PROGRAM_VALID(renderer_->GetSolidColorProgram());
     EXPECT_PROGRAM_VALID(renderer_->GetSolidColorProgramAA());
     ASSERT_FALSE(renderer_->IsContextLost());
   }
 };
 
 namespace {
 
 #if !defined(OS_ANDROID)
@@ skipping 792 matching lines @@
 
 TEST_F(MockOutputSurfaceTestWithSendCompositorFrame, DrawFrame)
 {
     EXPECT_CALL(m_outputSurface, SendFrameToParentCompositor(_))
         .Times(1);
     DrawFrame();
 }
 
 }  // namespace
 }  // namespace cc