Cleanup: Move ContextProviderWebContext into cc/blink.

cc/blink/context_provider_web_context.h

Index: cc/blink/context_provider_web_context.h
diff --git a/webkit/common/gpu/context_provider_web_context.h b/cc/blink/context_provider_web_context.h
similarity index 63%
rename from webkit/common/gpu/context_provider_web_context.h
rename to cc/blink/context_provider_web_context.h
index c9c666cdc2ad6618ab6a53943fae3e5df235be1d..21d1df380e26bc58587af467e9ae865a0fac3359 100644
--- a/webkit/common/gpu/context_provider_web_context.h
+++ b/cc/blink/context_provider_web_context.h
@@ -2,15 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef WEBKIT_COMMON_GPU_CONTEXT_PROVIDER_WEB_CONTEXT_H_
-#define WEBKIT_COMMON_GPU_CONTEXT_PROVIDER_WEB_CONTEXT_H_
+#ifndef CC_BLINK_CONTEXT_PROVIDER_WEB_CONTEXT_H_
+#define CC_BLINK_CONTEXT_PROVIDER_WEB_CONTEXT_H_
 
 #include "cc/output/context_provider.h"
 
 namespace blink { class WebGraphicsContext3D; }
 
-namespace webkit {
-namespace gpu {
+namespace cc_blink {
 
 class ContextProviderWebContext : public cc::ContextProvider {
  public:
@@ -20,7 +19,6 @@ class ContextProviderWebContext : public cc::ContextProvider {
   ~ContextProviderWebContext() override {}
 };
 
-}  // namespace gpu
-}  // namespace webkit
+}  // namespace cc_blink
 
-#endif  // WEBKIT_COMMON_GPU_CONTEXT_PROVIDER_WEB_CONTEXT_H_
+#endif  // CC_BLINK_CONTEXT_PROVIDER_WEB_CONTEXT_H_