Fixed Android text selection by redefining |button| value.

content/browser/renderer_host/input/web_input_event_builders_android.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_RENDERER_HOST_INPUT_WEB_INPUT_EVENT_BUILDERS_ANDROID_H_
 #define CONTENT_BROWSER_RENDERER_HOST_INPUT_WEB_INPUT_EVENT_BUILDERS_ANDROID_H_
 
 #include <jni.h>
 
 #include "base/android/scoped_java_ref.h"
 #include "content/common/content_export.h"
 #include "third_party/WebKit/public/platform/WebGestureEvent.h"
 #include "third_party/WebKit/public/platform/WebInputEvent.h"
 #include "third_party/WebKit/public/platform/WebKeyboardEvent.h"
 #include "third_party/WebKit/public/platform/WebMouseWheelEvent.h"
 
 namespace content {
 
 class WebMouseEventBuilder {
  public:
-  static blink::WebMouseEvent Build(
-      blink::WebInputEvent::Type type,
-      double time_sec,
-      int window_x,
-      int window_y,
-      int modifiers,
-      int click_count,
-      int pointer_id,
-      float pressure,
-      float orientation_rad,
-      float tilt_rad,
-      int changed_button,
-      int tool_type);
+  static blink::WebMouseEvent Build(blink::WebInputEvent::Type type,
+                                    double time_sec,
+                                    int window_x,
+                                    int window_y,
+                                    int modifiers,
+                                    int click_count,
+                                    int pointer_id,
+                                    float pressure,
+                                    float orientation_rad,
+                                    float tilt_rad,
+                                    int action_button,
+                                    int tool_type);
 };
 
 class WebMouseWheelEventBuilder {
  public:
   static blink::WebMouseWheelEvent Build(float ticks_x,
                                          float ticks_y,
                                          float tick_multiplier,
                                          double time_sec,
                                          int window_x,
                                          int window_y);
@@ skipping 17 matching lines @@
  public:
   static blink::WebGestureEvent Build(blink::WebInputEvent::Type type,
                                       double time_sec,
                                       int x,
                                       int y);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_INPUT_WEB_INPUT_EVENT_BUILDERS_ANDROID_H_