Reverting r5861 (remove gainfocus and setMatixClip) due to Chrome compilation issues



git-svn-id: http://skia.googlecode.com/svn/trunk@5871 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/include/gpu/SkGpuDevice.h b/include/gpu/SkGpuDevice.h
index b941894..790d4a9 100644
--- a/include/gpu/SkGpuDevice.h
+++ b/include/gpu/SkGpuDevice.h
@@ -51,6 +51,12 @@
 
     GrContext* context() const { return fContext; }
 
+    /**
+     *  Override from SkGpuDevice, so we can set our FBO to be the render target
+     *  The canvas parameter must be a SkGpuCanvas
+     */
+    virtual void gainFocus(const SkMatrix&, const SkRegion&) SK_OVERRIDE;
+
     virtual SkGpuRenderTarget* accessRenderTarget() SK_OVERRIDE;
 
     // overrides from SkDevice
@@ -59,6 +65,9 @@
     virtual void writePixels(const SkBitmap& bitmap, int x, int y,
                              SkCanvas::Config8888 config8888) SK_OVERRIDE;
 
+    virtual void setMatrixClip(const SkMatrix& matrix, const SkRegion& clip,
+                               const SkClipStack&) SK_OVERRIDE;
+
     virtual void drawPaint(const SkDraw&, const SkPaint& paint) SK_OVERRIDE;
     virtual void drawPoints(const SkDraw&, SkCanvas::PointMode mode, size_t count,
                             const SkPoint[], const SkPaint& paint) SK_OVERRIDE;
@@ -125,9 +134,10 @@
 
     GrClipData      fClipData;
 
-    // state for our render-target
+    // state for our offscreen render-target
     GrRenderTarget*     fRenderTarget;
     bool                fNeedClear;
+    bool                fNeedPrepareRenderTarget;
 
     // called from rt and tex cons
     void initFromRenderTarget(GrContext*, GrRenderTarget*, bool cached);
@@ -144,7 +154,7 @@
     SkDrawProcs* initDrawForText(GrTextContext*);
     bool bindDeviceAsTexture(GrPaint* paint);
 
-    void prepareDraw(const SkDraw&); // sets the render target, clip, and matrix on GrContext.
+    void prepareRenderTarget(const SkDraw&);
     bool shouldTileBitmap(const SkBitmap& bitmap,
                           const GrTextureParams& sampler,
                           const SkRect* srcRectPtr) const;