Make PlatformCanvasLinux match up with recent changes in the Windows …

…one, which is able to report allocation failures.

Review URL: http://codereview.chromium.org/9510

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@4991 0039d316-1c4b-4281-b951-d872f2087c98

base/gfx/platform_canvas_linux.cc

@@ -15,16 +15,21 @@ PlatformCanvasLinux::PlatformCanvasLinux() : SkCanvas() {
 
 PlatformCanvasLinux::PlatformCanvasLinux(int width, int height, bool is_opaque)
     : SkCanvas() {
-  initialize(width, height, is_opaque);
+  if (!initialize(width, height, is_opaque))
+    CHECK(false);
 }
 
 PlatformCanvasLinux::~PlatformCanvasLinux() {
 }
 
-void PlatformCanvasLinux::initialize(int width, int height, bool is_opaque) {
+bool PlatformCanvasLinux::initialize(int width, int height, bool is_opaque) {
   SkDevice* device = createPlatformDevice(width, height, is_opaque);
+  if (!device)
+    return false;
+
   setDevice(device);
   device->unref(); // was created with refcount 1, and setDevice also refs
+  return true;
 }
 
 PlatformDeviceLinux& PlatformCanvasLinux::getTopPlatformDevice() const {

base/gfx/platform_canvas_linux.h

@@ -27,7 +27,7 @@ class PlatformCanvasLinux : public SkCanvas {
   virtual ~PlatformCanvasLinux();
 
   // For two-part init, call if you use the no-argument constructor above
-  void initialize(int width, int height, bool is_opaque);
+  bool initialize(int width, int height, bool is_opaque);
 
   // Returns the platform device pointer of the topmost rect with a non-empty
   // clip. Both the windows and mac versions have an equivalent of this method;