Fix BrowserActionButton's hover state in ToolbarController.

The cell was changed from GradientButtonCell to ImageButtonCell. GradientButtonCell 
has setMouseInside:animate:, but for ImageButtonCell this method is called setIsMouseInside:

BUG=373662

R=thakis@chromium.org

Review URL: https://codereview.chromium.org/299633002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@273183 0039d316-1c4b-4281-b951-d872f2087c98

AUTHORS

@@ -384,6 +384,7 @@ Vivek Galatage <vivek.vg@samsung.com>
 Will Hirsch <chromium@willhirsch.co.uk>
 Xinchao He <hexinchao@gmail.com>
 Xu Samuel <samuel.xu@intel.com>
+Xuefei Ren <xrenishere@gmail.com>
 Yael Aharon <yael.aharon@intel.com>
 Yair Yogev <progame@chromium.org>
 Yang Gu <yang.gu@intel.com>

chrome/browser/ui/cocoa/toolbar/toolbar_controller.mm

@@ -361,7 +361,7 @@ class NotificationBridge
 }
 
 - (void)mouseExited:(NSEvent*)theEvent {
-  [[hoveredButton_ cell] setMouseInside:NO animate:YES];
+  [[hoveredButton_ cell] setIsMouseInside:NO];
   [hoveredButton_ release];
   hoveredButton_ = nil;
 }
@@ -374,7 +374,7 @@ class NotificationBridge
   // button cell that cares.  GradientButtonCell derived cells care.
   if (([targetView isKindOfClass:[NSButton class]]) &&
       ([[targetView cell]
-         respondsToSelector:@selector(setMouseInside:animate:)]))
+         respondsToSelector:@selector(setIsMouseInside:)]))
     return targetView;
   return nil;
 }
@@ -382,8 +382,8 @@ class NotificationBridge
 - (void)mouseMoved:(NSEvent*)theEvent {
   NSButton* targetView = [self hoverButtonForEvent:theEvent];
   if (hoveredButton_ != targetView) {
-    [[hoveredButton_ cell] setMouseInside:NO animate:YES];
-    [[targetView cell] setMouseInside:YES animate:YES];
+    [[hoveredButton_ cell] setIsMouseInside:NO];
+    [[targetView cell] setIsMouseInside:YES];
     [hoveredButton_ release];
     hoveredButton_ = [targetView retain];
   }

chrome/browser/ui/cocoa/toolbar/toolbar_controller_unittest.mm

@@ -12,7 +12,7 @@
 #include "chrome/browser/ui/browser_command_controller.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/cocoa/cocoa_profile_test.h"
-#import "chrome/browser/ui/cocoa/gradient_button_cell.h"
+#import "chrome/browser/ui/cocoa/image_button_cell.h"
 #import "chrome/browser/ui/cocoa/toolbar/toolbar_controller.h"
 #import "chrome/browser/ui/cocoa/view_resizer_pong.h"
 #include "chrome/common/pref_names.h"
@@ -247,8 +247,8 @@ TEST_F(ToolbarControllerTest, HoverButtonForEvent) {
   EXPECT_FALSE([bar_ hoverButtonForEvent:event]);
 
   // Now!
-  base::scoped_nsobject<GradientButtonCell> cell(
-      [[GradientButtonCell alloc] init]);
+  base::scoped_nsobject<ImageButtonCell> cell(
+      [[ImageButtonCell alloc] init]);
   [button setCell:cell.get()];
   EXPECT_TRUE([bar_ hoverButtonForEvent:nil]);
 }