Cleanup namespace usage in platform/graphics/[G-S]*

Source/platform/graphics/ImageBuffer.cpp

Index: Source/platform/graphics/ImageBuffer.cpp
diff --git a/Source/platform/graphics/ImageBuffer.cpp b/Source/platform/graphics/ImageBuffer.cpp
index 6d997d37b09ffc368e0cffcc4e47efa54a01b52b..0defbb08d07d60222c6ee2c08ae57350c93dfe0e 100644
--- a/Source/platform/graphics/ImageBuffer.cpp
+++ b/Source/platform/graphics/ImageBuffer.cpp
@@ -163,12 +163,12 @@ BackingStoreCopy ImageBuffer::fastCopyImageMode()
     return DontCopyBackingStore;
 }
 
-blink::WebLayer* ImageBuffer::platformLayer() const
+WebLayer* ImageBuffer::platformLayer() const
 {
     return m_surface->layer();
 }
 
-bool ImageBuffer::copyToPlatformTexture(blink::WebGraphicsContext3D* context, Platform3DObject texture, GLenum internalFormat, GLenum destType, GLint level, bool premultiplyAlpha, bool flipY)
+bool ImageBuffer::copyToPlatformTexture(WebGraphicsContext3D* context, Platform3DObject texture, GLenum internalFormat, GLenum destType, GLint level, bool premultiplyAlpha, bool flipY)
 {
     if (!m_surface->isAccelerated() || !platformLayer() || !isSurfaceValid())
         return false;
@@ -176,14 +176,14 @@ bool ImageBuffer::copyToPlatformTexture(blink::WebGraphicsContext3D* context, Pl
     if (!Extensions3DUtil::canUseCopyTextureCHROMIUM(internalFormat, destType, level))
         return false;
 
-    OwnPtr<blink::WebGraphicsContext3DProvider> provider = adoptPtr(blink::Platform::current()->createSharedOffscreenGraphicsContext3DProvider());
+    OwnPtr<WebGraphicsContext3DProvider> provider = adoptPtr(Platform::current()->createSharedOffscreenGraphicsContext3DProvider());
     if (!provider)
         return false;
-    blink::WebGraphicsContext3D* sharedContext = provider->context3d();
+    WebGraphicsContext3D* sharedContext = provider->context3d();
     if (!sharedContext || !sharedContext->makeContextCurrent())
         return false;
 
-    OwnPtr<blink::WebExternalTextureMailbox> mailbox = adoptPtr(new blink::WebExternalTextureMailbox);
+    OwnPtr<WebExternalTextureMailbox> mailbox = adoptPtr(new WebExternalTextureMailbox);
 
     // Contexts may be in a different share group. We must transfer the texture through a mailbox first
     sharedContext->genMailboxCHROMIUM(mailbox->name);
@@ -234,10 +234,10 @@ bool ImageBuffer::copyRenderingResultsFromDrawingBuffer(DrawingBuffer* drawingBu
 {
     if (!drawingBuffer)
         return false;
-    OwnPtr<blink::WebGraphicsContext3DProvider> provider = adoptPtr(blink::Platform::current()->createSharedOffscreenGraphicsContext3DProvider());
+    OwnPtr<WebGraphicsContext3DProvider> provider = adoptPtr(Platform::current()->createSharedOffscreenGraphicsContext3DProvider());
     if (!provider)
         return false;
-    blink::WebGraphicsContext3D* context3D = provider->context3d();
+    WebGraphicsContext3D* context3D = provider->context3d();
     Platform3DObject tex = m_surface->getBackingTexture();
     if (!context3D || !tex)
         return false;
@@ -280,7 +280,7 @@ void ImageBuffer::flush()
 }
 
 void ImageBuffer::drawPattern(GraphicsContext* context, const FloatRect& srcRect, const FloatSize& scale,
-    const FloatPoint& phase, CompositeOperator op, const FloatRect& destRect, blink::WebBlendMode blendMode, const IntSize& repeatSpacing)
+    const FloatPoint& phase, CompositeOperator op, const FloatRect& destRect, WebBlendMode blendMode, const IntSize& repeatSpacing)
 {
     if (!isSurfaceValid())
         return;