android: Use hw acceleration in android_webview_shell

android_webview/native/aw_contents.cc

Index: android_webview/native/aw_contents.cc
diff --git a/android_webview/native/aw_contents.cc b/android_webview/native/aw_contents.cc
index 32cc8d1a4de9b85bde117fc05a2975615f2e386b..9ae17f0be71f7944413cc023c2b1a91e43fb04ad 100644
--- a/android_webview/native/aw_contents.cc
+++ b/android_webview/native/aw_contents.cc
@@ -341,6 +341,41 @@ jlong AwContents::GetAwDrawGLViewContext(JNIEnv* env, jobject obj) {
   return reinterpret_cast<intptr_t>(this);
 }
 
+void AwContents::DrawGLForTesting(JNIEnv* env,
+                                  jobject obj,
+                                  jint width,
+                                  jint height) {
+  AwDrawGLInfo draw_info;
+  draw_info.mode = AwDrawGLInfo::kModeDraw;

[no sievers, 2014/07/22 20:53:18]

So I think since the SurfaceView never moves (when you make it a sibling), we
wouldn't have to ever touch the transform or clip rect here.
Not sure if always using kModeDraw causes issues?

+  draw_info.is_layer = true;
+  draw_info.width = width;
+  draw_info.height = height;
+  draw_info.clip_left = 0;
+  draw_info.clip_top = 0;
+  draw_info.clip_bottom = height;
+  draw_info.clip_right = width;
+  draw_info.transform[0] = 1.0;
+  draw_info.transform[1] = 0.0;
+  draw_info.transform[2] = 0.0;
+  draw_info.transform[3] = 0.0;
+
+  draw_info.transform[4] = 0.0;
+  draw_info.transform[5] = 1.0;
+  draw_info.transform[6] = 0.0;
+  draw_info.transform[7] = 0.0;
+
+  draw_info.transform[8] = 0.0;
+  draw_info.transform[9] = 0.0;
+  draw_info.transform[10] = 1.0;
+  draw_info.transform[11] = 0.0;
+
+  draw_info.transform[12] = 0.0;
+  draw_info.transform[13] = 0.0;
+  draw_info.transform[14] = 0.0;
+  draw_info.transform[15] = 1.0;
+  DrawGL(&draw_info);
+}
+
 void AwContents::DrawGL(AwDrawGLInfo* draw_info) {
   {
     GLViewRendererManager* manager = GLViewRendererManager::GetInstance();
@@ -847,6 +882,7 @@ void AwContents::OnAttachedToWindow(JNIEnv* env, jobject obj, int w, int h) {
 }
 
 void AwContents::InitializeHardwareDrawIfNeeded() {
+  LOG(INFO) << "AwContents::InitializeHardwareDrawIfNeeded";
   GLViewRendererManager* manager = GLViewRendererManager::GetInstance();
 
   base::AutoLock lock(render_thread_lock_);