[Temporary On will revert on Fri]UI impl side painting default on

Turn on Impl Side Painting on Aura browser compositor by default and add a disable compositor switch. Temporarily turn on this patch to flush out potential bugs. Will revert on Friday. R=danakj BUG=314185 Review URL: https://codereview.chromium.org/962833003 Cr-Commit-Position: refs/heads/master@{#325985}
qweri0p · Apr 21, 2015 · ee6eff9 · ee6eff9
1 parent 0e7b421
commit ee6eff9
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Showing 3 changed files with 6 additions and 4 deletions.
diff --git a/chrome/browser/chromeos/login/screenshot_testing/screenshot_testing_mixin.cc b/chrome/browser/chromeos/login/screenshot_testing/screenshot_testing_mixin.cc
@@ -27,7 +27,8 @@ void ScreenshotTestingMixin::SetUpInProcessBrowserTestFixture() {
 void ScreenshotTestingMixin::SetUpCommandLine(base::CommandLine* command_line) {
   if (enable_test_screenshots_) {
     command_line->AppendSwitch(switches::kEnablePixelOutputInTests);
-    command_line->AppendSwitch(switches::kUIEnableImplSidePainting);
+  } else {
+    command_line->AppendSwitch(switches::kUIDisableImplSidePainting);
   }
 }
 

diff --git a/ui/compositor/compositor_switches.cc b/ui/compositor/compositor_switches.cc
@@ -20,7 +20,7 @@ const char kUIDisableThreadedCompositing[] = "ui-disable-threaded-compositing";
 const char kUIEnableCompositorAnimationTimelines[] =
     "ui-enable-compositor-animation-timelines";
 
-const char kUIEnableImplSidePainting[] = "ui-enable-impl-side-painting";
+const char kUIDisableImplSidePainting[] = "ui-disable-impl-side-painting";
 
 const char kUIEnableSlimmingPaint[] = "ui-enable-slimming-paint";
 
@@ -35,7 +35,8 @@ namespace ui {
 bool IsUIImplSidePaintingEnabled() {
   const base::CommandLine& command_line =
       *base::CommandLine::ForCurrentProcess();
-  return command_line.HasSwitch(switches::kUIEnableImplSidePainting);
+
+  return !command_line.HasSwitch(switches::kUIDisableImplSidePainting);
 }
 
 bool IsUIZeroCopyEnabled() {

diff --git a/ui/compositor/compositor_switches.h b/ui/compositor/compositor_switches.h
@@ -13,8 +13,8 @@ COMPOSITOR_EXPORT extern const char kEnableHardwareOverlays[];
 COMPOSITOR_EXPORT extern const char kEnablePixelOutputInTests[];
 COMPOSITOR_EXPORT extern const char kUIDisableThreadedCompositing[];
 COMPOSITOR_EXPORT extern const char kUIEnableCompositorAnimationTimelines[];
-COMPOSITOR_EXPORT extern const char kUIEnableImplSidePainting[];
 COMPOSITOR_EXPORT extern const char kUIEnableSlimmingPaint[];
+COMPOSITOR_EXPORT extern const char kUIDisableImplSidePainting[];
 COMPOSITOR_EXPORT extern const char kUIEnableZeroCopy[];
 COMPOSITOR_EXPORT extern const char kUIShowPaintRects[];